#2A93DC
Closest named color: Dark Sky Blue (#448EE4). oklch(64% 0.143 244.5), rgb(42, 147, 220).
Aa
Black text reads best on this color (6.30:1).
About this color
#2A93DC is a medium-light, vivid blue. In OKLCH its lightness is 64%, its chroma 0.143 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Sky Blue (#448EE4), ΔE 0.025 away. Black text reads best on it, at 6.30:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.143) |
| Temperature | cool |
| Nearest name | Dark Sky Blue (#448EE4) |
| Black text | 6.30:1 |
| White text | 3.33:1 |
Values
| HEX | #2A93DC |
| RGB | rgb(42, 147, 220) |
| HSL | hsl(205, 72%, 51%) |
| OKLCH | oklch(64% 0.143 244.5) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #2A93DC | 3.33:1 | AA large text | Lc -65.7 | Content text, not long reading |
| Black text on #2A93DC | 6.30:1 | AA | Lc 43.8 | Non-text elements, placeholder text |
| #2A93DC text on white | 3.33:1 | AA large text | Lc 60.3 | Content text, not long reading |
| #2A93DC text on black | 6.30:1 | AA | Lc -41.4 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F0F6FB
oklch(97% 0.009 242.8)
-
Step 100
100
#DFECF7
oklch(93.7% 0.02 243.4)
-
Step 200
200
#C4DDF2
oklch(88.6% 0.039 243.5)
-
Step 300
300
#9BC6EB
oklch(80.9% 0.07 244.8)
-
Step 400
400
#60A8E1
oklch(70.8% 0.111 244.2)
-
Step 500
500 (this color)
#2A93DC
oklch(64% 0.143 244.5)
-
Step 600
600
#0079BE
oklch(55.6% 0.139 244.6)
-
Step 700
700
#0066A0
oklch(49.2% 0.121 244)
-
Step 800
800
#005385
oklch(42.7% 0.107 244.8)
-
Step 900
900
#01456F
oklch(37.7% 0.093 244.5)
-
Step 950
950
#072941
oklch(27.1% 0.059 244.2)
#2A93DC with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #7196DF | 0.062 |
| Deuteranopia (no green cones) | #5886DB | 0.044 |
| Tritanopia (no blue cones) | #00A5AD | 0.100 |
| Achromatopsia (no color) | #8D8D8D | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A93DC
#2A93DC
oklch(64% 0.143 244.5)
- #C67605
#C67605
oklch(63.9% 0.143 64.5)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #2A93DC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sky Blue #448EE4 ΔE 0.025
- Chefchaouen Blue #4895EF ΔE 0.036
- Water Blue #0E87CC ΔE 0.042
- Cornflower Blue #6495ED ΔE 0.054
- Dodger Blue #1E90FF ΔE 0.055
- Soft Blue #6488EA ΔE 0.058
- Cool Blue #4984B8 ΔE 0.061
- Faded Blue #658CBB ΔE 0.063
Use #2A93DC in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.